$ git clone -n https://src.fedoraproject.org/rpms/crun.git /var/lib/mock/f40-build-1931451-25121/root/chroot_tmpdir/scmroot/crun
Cloning into '/var/lib/mock/f40-build-1931451-25121/root/chroot_tmpdir/scmroot/crun'...
$ git fetch origin 85c350279b90aa4ad46479cf5f3acf5f0b211159:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/crun
 * [new ref]         85c350279b90aa4ad46479cf5f3acf5f0b211159 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85c3502 Update to 1.15 upstream release