$ git clone -n https://src.fedoraproject.org/rpms/xsecurelock.git /var/lib/mock/f45-build-39114-732/root/chroot_tmpdir/scmroot/xsecurelock
Cloning into '/var/lib/mock/f45-build-39114-732/root/chroot_tmpdir/scmroot/xsecurelock'...
$ git fetch origin 1de83beb2a98161b4f305b237407de146a07da86:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xsecurelock
 * [new ref]         1de83beb2a98161b4f305b237407de146a07da86 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1de83be Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild