$ git clone -n https://src.fedoraproject.org/rpms/external-editor-revived.git /var/lib/mock/f45-build-8571-391/root/chroot_tmpdir/scmroot/external-editor-revived
Cloning into '/var/lib/mock/f45-build-8571-391/root/chroot_tmpdir/scmroot/external-editor-revived'...
$ git fetch origin 8cc33927bb739eb5c9c137ace446a5d8c5889fbc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/external-editor-revived
 * [new ref]         8cc33927bb739eb5c9c137ace446a5d8c5889fbc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8cc3392 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild