$ git clone -n https://src.fedoraproject.org/rpms/golang-mvdan-gofumpt.git /var/lib/mock/f38-build-709709-92965/root/chroot_tmpdir/scmroot/golang-mvdan-gofumpt
Cloning into '/var/lib/mock/f38-build-709709-92965/root/chroot_tmpdir/scmroot/golang-mvdan-gofumpt'...
$ git fetch origin 2b4d68c57f08134e83343b7ffd079b94f2886db1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-mvdan-gofumpt
 * [new ref]         2b4d68c57f08134e83343b7ffd079b94f2886db1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2b4d68c Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild