$ git clone -n https://src.fedoraproject.org/rpms/magicmirror.git /var/lib/mock/f40-build-2278926-55295/root/chroot_tmpdir/scmroot/magicmirror
Cloning into '/var/lib/mock/f40-build-2278926-55295/root/chroot_tmpdir/scmroot/magicmirror'...
$ git fetch origin 1795f0d0f6037b89437d71d5f5ddb517e116ea61:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/magicmirror
 * [new ref]         1795f0d0f6037b89437d71d5f5ddb517e116ea61 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1795f0d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild