$ git clone -n https://src.fedoraproject.org/rpms/molsketch.git /var/lib/mock/f40-build-793343-138816/root/chroot_tmpdir/scmroot/molsketch
Cloning into '/var/lib/mock/f40-build-793343-138816/root/chroot_tmpdir/scmroot/molsketch'...
$ git fetch origin 4fd97f409956453e85cc558ce7c55a08bb358136:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/molsketch
 * [new ref]         4fd97f409956453e85cc558ce7c55a08bb358136 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4fd97f4 Final update to 0.8.1