$ git clone -n https://src.fedoraproject.org/rpms/metapixel.git /var/lib/mock/f40-build-2010465-45601/root/chroot_tmpdir/scmroot/metapixel
Cloning into '/var/lib/mock/f40-build-2010465-45601/root/chroot_tmpdir/scmroot/metapixel'...
$ git fetch origin 8d009923e57e59ccd63b6813d34db0ef6c8d2008:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/metapixel
 * [new ref]         8d009923e57e59ccd63b6813d34db0ef6c8d2008 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8d00992 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild