$ git clone -n https://src.fedoraproject.org/rpms/mousepad.git /var/lib/mock/f45-build-19151-542/root/chroot_tmpdir/scmroot/mousepad
Cloning into '/var/lib/mock/f45-build-19151-542/root/chroot_tmpdir/scmroot/mousepad'...
$ git fetch origin 5f44d3da570002618d80687b9ff240f7fd59a5ce:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mousepad
 * [new ref]         5f44d3da570002618d80687b9ff240f7fd59a5ce -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5f44d3d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild