$ git clone -n https://src.fedoraproject.org/rpms/libdmapsharing4.git /var/lib/mock/f45-build-16065-481/root/chroot_tmpdir/scmroot/libdmapsharing4
Cloning into '/var/lib/mock/f45-build-16065-481/root/chroot_tmpdir/scmroot/libdmapsharing4'...
$ git fetch origin edd39addb5e8591f62e13a1ed310ff5c873ebdb9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdmapsharing4
 * [new ref]         edd39addb5e8591f62e13a1ed310ff5c873ebdb9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at edd39ad Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild