$ git clone -n https://src.fedoraproject.org/rpms/libXt.git /var/lib/mock/f45-build-15893-480/root/chroot_tmpdir/scmroot/libXt
Cloning into '/var/lib/mock/f45-build-15893-480/root/chroot_tmpdir/scmroot/libXt'...
$ git fetch origin 827d647f54442dedfc227386430c055bc8ef859b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libXt
 * [new ref]         827d647f54442dedfc227386430c055bc8ef859b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 827d647 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild