$ git clone -n https://src.fedoraproject.org/rpms/bsh.git /var/lib/mock/f39-build-1524755-36035/root/chroot_tmpdir/scmroot/bsh
Cloning into '/var/lib/mock/f39-build-1524755-36035/root/chroot_tmpdir/scmroot/bsh'...
$ git fetch origin 050af7f7f1d9bd70f49b56ffe220a2969ae22f8e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/bsh
 * [new ref]         050af7f7f1d9bd70f49b56ffe220a2969ae22f8e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 050af7f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild