$ git clone -n https://src.fedoraproject.org/rpms/golang-github-jcmturner-gokrb5.git /var/lib/mock/f38-build-side-42-init-devel-720978-27296/root/chroot_tmpdir/scmroot/golang-github-jcmturner-gokrb5
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-720978-27296/root/chroot_tmpdir/scmroot/golang-github-jcmturner-gokrb5'...
$ git fetch origin 2d21664163a484c51647acf1975a17db20dd797a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-jcmturner-gokrb5
 * [new ref]         2d21664163a484c51647acf1975a17db20dd797a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2d21664 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild