$ git clone -n https://src.fedoraproject.org/rpms/remctl.git /var/lib/mock/f40-build-2223977-52761/root/chroot_tmpdir/scmroot/remctl
Cloning into '/var/lib/mock/f40-build-2223977-52761/root/chroot_tmpdir/scmroot/remctl'...
$ git fetch origin 8f4b41527c816557d996a6fb9246ed5d2444845d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/remctl
 * [new ref]         8f4b41527c816557d996a6fb9246ed5d2444845d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8f4b415 Orphaned for 6+ weeks