$ git clone -n https://src.fedoraproject.org/rpms/opencv.git /var/lib/mock/f40-build-734544-105960/root/chroot_tmpdir/scmroot/opencv
Cloning into '/var/lib/mock/f40-build-734544-105960/root/chroot_tmpdir/scmroot/opencv'...
$ git reset --hard 45ae591b3492554770d28fea73a8b9b43c716d90
HEAD is now at 45ae591 Rebuild (tesseract)