$ git clone -n https://src.fedoraproject.org/rpms/arch-install-scripts.git /var/lib/mock/f42-build-3272247-41305/root/chroot_tmpdir/scmroot/arch-install-scripts
Cloning into '/var/lib/mock/f42-build-3272247-41305/root/chroot_tmpdir/scmroot/arch-install-scripts'...
$ git fetch origin 7ce8177f54b7641d237a77abf98f520d39c9508e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/arch-install-scripts
 * [new ref]         7ce8177f54b7641d237a77abf98f520d39c9508e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7ce8177 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild