$ git clone -n https://src.fedoraproject.org/rpms/nvidia-texture-tools.git /var/lib/mock/f45-build-19863-556/root/chroot_tmpdir/scmroot/nvidia-texture-tools
Cloning into '/var/lib/mock/f45-build-19863-556/root/chroot_tmpdir/scmroot/nvidia-texture-tools'...
$ git fetch origin b1478c441f0f5e9aaa1ff1de6e2e144bcc4aba8b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nvidia-texture-tools
 * [new ref]         b1478c441f0f5e9aaa1ff1de6e2e144bcc4aba8b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b1478c4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild