diff --git a/pkg/commands/git_commands/sync.go b/pkg/commands/git_commands/sync.go
index 0400b4e26..1a20a3293 100644
--- a/pkg/commands/git_commands/sync.go
+++ b/pkg/commands/git_commands/sync.go
@@ -1,8 +1,6 @@
 package git_commands
 
 import (
-	"fmt"
-
 	"github.com/go-errors/errors"
 	"github.com/jesseduffield/lazygit/pkg/commands/oscommands"
 	"github.com/jesseduffield/lazygit/pkg/gocui"
@@ -18,18 +16,21 @@ func NewSyncCommands(gitCommon *GitCommon) *SyncCommands {
 	}
 }
 
-// Push pushes to a branch
 type PushOpts struct {
 	Force          bool
 	ForceWithLease bool
-	CurrentBranch  string
-	UpstreamRemote string
-	UpstreamBranch string
 	SetUpstream    bool
+	// The remote to push to. If empty, git picks it from its configuration,
+	// and Refspecs must be empty too.
+	Remote string
+	// What to push, each in the form "refs/heads/<local branch>:<remote ref>".
+	// If empty, git decides what to push based on push.default and
+	// remote.<name>.push.
+	Refspecs []string
 }
 
 func (self *SyncCommands) PushCmdObj(task gocui.Task, opts PushOpts) (*oscommands.CmdObj, error) {
-	if opts.UpstreamBranch != "" && opts.UpstreamRemote == "" {
+	if len(opts.Refspecs) > 0 && opts.Remote == "" {
 		return nil, errors.New(self.Tr.MustSpecifyOriginError)
 	}
 
@@ -37,8 +38,8 @@ func (self *SyncCommands) PushCmdObj(task gocui.Task, opts PushOpts) (*oscommand
 		ArgIf(opts.Force, "--force").
 		ArgIf(opts.ForceWithLease, "--force-with-lease").
 		ArgIf(opts.SetUpstream, "--set-upstream").
-		ArgIf(opts.UpstreamRemote != "", opts.UpstreamRemote).
-		ArgIf(opts.UpstreamBranch != "", fmt.Sprintf("refs/heads/%s:%s", opts.CurrentBranch, opts.UpstreamBranch)).
+		ArgIf(opts.Remote != "", opts.Remote).
+		Arg(opts.Refspecs...).
 		ToArgv()
 
 	cmdObj := self.cmd.New(cmdArgs).PromptOnCredentialRequest(task)
diff --git a/pkg/commands/git_commands/sync_test.go b/pkg/commands/git_commands/sync_test.go
index 6a7702586..82dcf2801 100644
--- a/pkg/commands/git_commands/sync_test.go
+++ b/pkg/commands/git_commands/sync_test.go
@@ -41,12 +41,11 @@ func TestSyncPush(t *testing.T) {
 			},
 		},
 		{
-			testName: "Push with force disabled, upstream supplied",
+			testName: "Push with force disabled, refspec supplied",
 			opts: PushOpts{
 				ForceWithLease: false,
-				CurrentBranch:  "master",
-				UpstreamRemote: "origin",
-				UpstreamBranch: "master",
+				Remote:         "origin",
+				Refspecs:       []string{"refs/heads/master:master"},
 			},
 			test: func(cmdObj *oscommands.CmdObj, err error) {
 				assert.Equal(t, cmdObj.Args(), []string{"git", "push", "origin", "refs/heads/master:master"})
@@ -57,9 +56,8 @@ func TestSyncPush(t *testing.T) {
 			testName: "Push with force disabled, setting upstream",
 			opts: PushOpts{
 				ForceWithLease: false,
-				CurrentBranch:  "master-local",
-				UpstreamRemote: "origin",
-				UpstreamBranch: "master",
+				Remote:         "origin",
+				Refspecs:       []string{"refs/heads/master-local:master"},
 				SetUpstream:    true,
 			},
 			test: func(cmdObj *oscommands.CmdObj, err error) {
@@ -71,9 +69,8 @@ func TestSyncPush(t *testing.T) {
 			testName: "Push with force-with-lease enabled, setting upstream",
 			opts: PushOpts{
 				ForceWithLease: true,
-				CurrentBranch:  "master",
-				UpstreamRemote: "origin",
-				UpstreamBranch: "master",
+				Remote:         "origin",
+				Refspecs:       []string{"refs/heads/master:master"},
 				SetUpstream:    true,
 			},
 			test: func(cmdObj *oscommands.CmdObj, err error) {
@@ -82,11 +79,23 @@ func TestSyncPush(t *testing.T) {
 			},
 		},
 		{
-			testName: "Push with remote branch but no origin",
+			testName: "Push several refspecs",
 			opts: PushOpts{
 				ForceWithLease: true,
-				UpstreamRemote: "",
-				UpstreamBranch: "master",
+				Remote:         "origin",
+				Refspecs:       []string{"refs/heads/a:refs/heads/a", "refs/heads/b:refs/heads/b"},
+			},
+			test: func(cmdObj *oscommands.CmdObj, err error) {
+				assert.Equal(t, cmdObj.Args(), []string{"git", "push", "--force-with-lease", "origin", "refs/heads/a:refs/heads/a", "refs/heads/b:refs/heads/b"})
+				assert.NoError(t, err)
+			},
+		},
+		{
+			testName: "Push with refspec but no remote",
+			opts: PushOpts{
+				ForceWithLease: true,
+				Remote:         "",
+				Refspecs:       []string{"refs/heads/master:master"},
 				SetUpstream:    true,
 			},
 			test: func(cmdObj *oscommands.CmdObj, err error) {
diff --git a/pkg/gui/controllers/sync_controller.go b/pkg/gui/controllers/sync_controller.go
index 61b92747b..d787a54a8 100644
--- a/pkg/gui/controllers/sync_controller.go
+++ b/pkg/gui/controllers/sync_controller.go
@@ -195,15 +195,18 @@ type pushOpts struct {
 func (self *SyncController) pushAux(currentBranch *models.Branch, opts pushOpts) error {
 	return self.c.WithInlineStatus(currentBranch, types.ItemOperationPushing, context.LOCAL_BRANCHES_CONTEXT_KEY, func(task gocui.Task) error {
 		self.c.LogAction(self.c.Tr.Actions.Push)
+		refspecs := []string{}
+		if opts.upstreamBranch != "" {
+			refspecs = append(refspecs, fmt.Sprintf("refs/heads/%s:%s", currentBranch.Name, opts.upstreamBranch))
+		}
 		err := self.c.Git().Sync.Push(
 			task,
 			git_commands.PushOpts{
 				Force:          opts.force,
 				ForceWithLease: opts.forceWithLease,
-				CurrentBranch:  currentBranch.Name,
-				UpstreamRemote: opts.upstreamRemote,
-				UpstreamBranch: opts.upstreamBranch,
 				SetUpstream:    opts.setUpstream,
+				Remote:         opts.upstreamRemote,
+				Refspecs:       refspecs,
 			})
 		if err != nil {
 			if !opts.force && !opts.forceWithLease && strings.Contains(err.Error(), "Updates were rejected") {