$ git clone -n https://src.fedoraproject.org/rpms/mpc-qt.git /var/lib/mock/f42-build-3403068-45134/root/chroot_tmpdir/scmroot/mpc-qt
Cloning into '/var/lib/mock/f42-build-3403068-45134/root/chroot_tmpdir/scmroot/mpc-qt'...
$ git fetch origin f1c41e1f20ef57e79ebe38484946046d6a5f1206:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mpc-qt
 * [new ref]         f1c41e1f20ef57e79ebe38484946046d6a5f1206 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f1c41e1 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild