$ git clone -n https://src.fedoraproject.org/rpms/libgravatar.git /var/lib/mock/f41-build-850328-165346/root/chroot_tmpdir/scmroot/libgravatar
Cloning into '/var/lib/mock/f41-build-850328-165346/root/chroot_tmpdir/scmroot/libgravatar'...
$ git fetch origin e6a1d5ea5784338d3f6c1203f0fc67d90e32f09c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libgravatar
 * [new ref]         e6a1d5ea5784338d3f6c1203f0fc67d90e32f09c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e6a1d5e 24.08.0