$ git clone -n https://src.fedoraproject.org/rpms/pygsl.git /var/lib/mock/f40-build-2301695-56810/root/chroot_tmpdir/scmroot/pygsl
Cloning into '/var/lib/mock/f40-build-2301695-56810/root/chroot_tmpdir/scmroot/pygsl'...
$ git fetch origin b74f50b4098e92f95c24a930f8cebea5bffae319:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pygsl
 * [new ref]         b74f50b4098e92f95c24a930f8cebea5bffae319 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b74f50b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild