$ git clone -n https://src.fedoraproject.org/rpms/mac.git /var/lib/mock/f40-build-2296742-56411/root/chroot_tmpdir/scmroot/mac
Cloning into '/var/lib/mock/f40-build-2296742-56411/root/chroot_tmpdir/scmroot/mac'...
$ git fetch origin 38e70375b5d890426ec0ad57136627e02c8c1ae8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mac
 * [new ref]         38e70375b5d890426ec0ad57136627e02c8c1ae8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 38e7037 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild