$ git clone -n https://src.fedoraproject.org/rpms/libirecovery.git /var/lib/mock/f45-build-16395-486/root/chroot_tmpdir/scmroot/libirecovery
Cloning into '/var/lib/mock/f45-build-16395-486/root/chroot_tmpdir/scmroot/libirecovery'...
$ git fetch origin 0deaa3dde406c55b067f6f2fdd7b2019e4273ded:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libirecovery
 * [new ref]         0deaa3dde406c55b067f6f2fdd7b2019e4273ded -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0deaa3d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild