$ git clone -n https://src.fedoraproject.org/rpms/libsigrok.git /var/lib/mock/f45-build-16978-494/root/chroot_tmpdir/scmroot/libsigrok
Cloning into '/var/lib/mock/f45-build-16978-494/root/chroot_tmpdir/scmroot/libsigrok'...
$ git fetch origin 0cccd16ec8ae87fe38a73a24431c550af2eb322a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libsigrok
 * [new ref]         0cccd16ec8ae87fe38a73a24431c550af2eb322a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0cccd16 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild