$ git clone -n https://src.fedoraproject.org/rpms/sweet-gtk-theme.git /var/lib/mock/f40-build-2719296-73001/root/chroot_tmpdir/scmroot/sweet-gtk-theme
Cloning into '/var/lib/mock/f40-build-2719296-73001/root/chroot_tmpdir/scmroot/sweet-gtk-theme'...
$ git fetch origin b9fb13d4706344a06673b00d26ff4c0e2dc8c2c5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sweet-gtk-theme
 * [new ref]         b9fb13d4706344a06673b00d26ff4c0e2dc8c2c5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b9fb13d Update to latest git snapshots (2024-04-07)