$ git clone -n https://src.fedoraproject.org/rpms/global.git /var/lib/mock/f42-build-3360706-45036/root/chroot_tmpdir/scmroot/global
Cloning into '/var/lib/mock/f42-build-3360706-45036/root/chroot_tmpdir/scmroot/global'...
$ git fetch origin fd2af4b0dcaaf876623d0fad204e57a0d94eb473:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/global
 * [new ref]         fd2af4b0dcaaf876623d0fad204e57a0d94eb473 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fd2af4b Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild