$ git clone -n https://src.fedoraproject.org/rpms/did.git /var/lib/mock/f42-build-side-1-3534284-46548/root/chroot_tmpdir/scmroot/did
Cloning into '/var/lib/mock/f42-build-side-1-3534284-46548/root/chroot_tmpdir/scmroot/did'...
$ git fetch origin 696578538e17e62704aa006cc312b6905c32d517:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/did
 * [new ref]         696578538e17e62704aa006cc312b6905c32d517 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6965785 Release did-0.22