$ git clone -n https://src.fedoraproject.org/rpms/soapy-uhd.git /var/lib/mock/f45-build-36205-702/root/chroot_tmpdir/scmroot/soapy-uhd
Cloning into '/var/lib/mock/f45-build-36205-702/root/chroot_tmpdir/scmroot/soapy-uhd'...
$ git fetch origin 01148ffbdc5ac7e0d9104b809c89446b97d0b2d0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/soapy-uhd
 * [new ref]         01148ffbdc5ac7e0d9104b809c89446b97d0b2d0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 01148ff Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild