$ git clone -n https://src.fedoraproject.org/rpms/perl-Digest.git /var/lib/mock/f45-build-23173-596/root/chroot_tmpdir/scmroot/perl-Digest
Cloning into '/var/lib/mock/f45-build-23173-596/root/chroot_tmpdir/scmroot/perl-Digest'...
$ git fetch origin a5aa8fc3855e10f0c1d9545e1089591b091dd74b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Digest
 * [new ref]         a5aa8fc3855e10f0c1d9545e1089591b091dd74b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a5aa8fc Increase release to favour standalone package