$ git clone -n https://src.fedoraproject.org/rpms/golang-github-bradenhilton-cityhash.git /var/lib/mock/f40-build-2583821-62402/root/chroot_tmpdir/scmroot/golang-github-bradenhilton-cityhash
Cloning into '/var/lib/mock/f40-build-2583821-62402/root/chroot_tmpdir/scmroot/golang-github-bradenhilton-cityhash'...
$ git fetch origin b0ce3915d590454728ed5700920fb9638c004663:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-bradenhilton-cityhash
 * [new ref]         b0ce3915d590454728ed5700920fb9638c004663 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0ce391 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild