$ git clone -n https://src.fedoraproject.org/rpms/golang-oras-1.git /var/lib/mock/f39-build-1570229-37753/root/chroot_tmpdir/scmroot/golang-oras-1
Cloning into '/var/lib/mock/f39-build-1570229-37753/root/chroot_tmpdir/scmroot/golang-oras-1'...
$ git fetch origin c8a08493e51c6e7a51c52c3170cecf652ab0366a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-oras-1
 * [new ref]         c8a08493e51c6e7a51c52c3170cecf652ab0366a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c8a0849 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild