$ git clone -n https://src.fedoraproject.org/rpms/gnome-user-share.git /var/lib/mock/f39-build-1577428-37963/root/chroot_tmpdir/scmroot/gnome-user-share
Cloning into '/var/lib/mock/f39-build-1577428-37963/root/chroot_tmpdir/scmroot/gnome-user-share'...
$ git fetch origin 7355a3c4faf4e0f4cc96122bffd49d93e4584673:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gnome-user-share
 * [new ref]         7355a3c4faf4e0f4cc96122bffd49d93e4584673 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7355a3c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild