$ git clone -n https://src.fedoraproject.org/rpms/kshisen.git /var/lib/mock/f42-build-863670-171728/root/chroot_tmpdir/scmroot/kshisen
Cloning into '/var/lib/mock/f42-build-863670-171728/root/chroot_tmpdir/scmroot/kshisen'...
$ git fetch origin 15922c5749e8748d62335ef458636fcde008704c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kshisen
 * [new ref]         15922c5749e8748d62335ef458636fcde008704c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15922c5 24.12.0