$ git clone -n https://src.fedoraproject.org/rpms/dropwatch.git /var/lib/mock/f45-build-7763-369/root/chroot_tmpdir/scmroot/dropwatch
Cloning into '/var/lib/mock/f45-build-7763-369/root/chroot_tmpdir/scmroot/dropwatch'...
$ git fetch origin 74bffe72f7936f13ac93e4c11594f9dd25ffeacf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dropwatch
 * [new ref]         74bffe72f7936f13ac93e4c11594f9dd25ffeacf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 74bffe7 dropwatch: fix build error with missing libzstd