$ git clone -n https://src.fedoraproject.org/rpms/hd-idle.git /var/lib/mock/f42-build-3532470-46326/root/chroot_tmpdir/scmroot/hd-idle
Cloning into '/var/lib/mock/f42-build-3532470-46326/root/chroot_tmpdir/scmroot/hd-idle'...
$ git fetch origin 40fe77f634b5ed7dfa6590ffd0be3af99f0b84c6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hd-idle
 * [new ref]         40fe77f634b5ed7dfa6590ffd0be3af99f0b84c6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40fe77f Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild